# Copyright (c) 2007 Lars Hjemli
#
-test_description='git-merge
+test_description='git merge
Testing basic merge operations/option parsing.'
echo "[OOPS] unmerged files"
false
fi &&
- if ! git diff --exit-code
+ if test_must_fail git diff --exit-code
then
echo "[OOPS] working tree != index"
false
test_must_fail git merge
'
+test_expect_success 'reject non-strategy with a git-merge-foo name' '
+ test_must_fail git merge -s index c1
+'
+
test_expect_success 'merge c0 with c1' '
git reset --hard c0 &&
git merge c1 &&
test_debug 'gitk --all'
+test_expect_success 'merge c0 with c1 with --ff-only' '
+ git reset --hard c0 &&
+ git merge --ff-only c1 &&
+ git merge --ff-only HEAD c0 c1 &&
+ verify_merge file result.1 &&
+ verify_head "$c1"
+'
+
+test_debug 'gitk --all'
+
test_expect_success 'merge c1 with c2' '
git reset --hard c1 &&
test_tick &&
test_debug 'gitk --all'
+test_expect_success 'failing merges with --ff-only' '
+ git reset --hard c1 &&
+ test_tick &&
+ test_must_fail git merge --ff-only c2 &&
+ test_must_fail git merge --ff-only c3 &&
+ test_must_fail git merge --ff-only c2 c3
+'
+
test_expect_success 'merge c0 with c1 (no-commit)' '
git reset --hard c0 &&
git merge --no-commit c1 &&
test_debug 'gitk --all'
+test_expect_success 'merge c0 with c1 (squash, ff-only)' '
+ git reset --hard c0 &&
+ git merge --squash --ff-only c1 &&
+ verify_merge file result.1 &&
+ verify_head $c0 &&
+ verify_no_mergehead &&
+ verify_diff squash.1 .git/SQUASH_MSG "[OOPS] bad squash message"
+'
+
+test_debug 'gitk --all'
+
test_expect_success 'merge c1 with c2 (squash)' '
git reset --hard c1 &&
git merge --squash c2 &&
test_debug 'gitk --all'
+test_expect_success 'unsuccesful merge of c1 with c2 (squash, ff-only)' '
+ git reset --hard c1 &&
+ test_must_fail git merge --squash --ff-only c2
+'
+
+test_debug 'gitk --all'
+
test_expect_success 'merge c1 with c2 and c3 (squash)' '
git reset --hard c1 &&
git merge --squash c2 c3 &&
test_must_fail git merge --no-ff --squash c1
'
+test_expect_success 'combining --ff-only and --no-ff is refused' '
+ test_must_fail git merge --ff-only --no-ff c1 &&
+ test_must_fail git merge --no-ff --ff-only c1
+'
+
test_expect_success 'merge c0 with c1 (ff overrides no-ff)' '
git reset --hard c0 &&
git config branch.master.mergeoptions "--no-ff" &&
git merge --no-log c2 &&
git show -s --pretty=format:%b HEAD >msg.act &&
verify_diff msg.nolog msg.act "[OOPS] bad merge log message" &&
+
git merge --log c3 &&
git show -s --pretty=format:%b HEAD >msg.act &&
+ verify_diff msg.log msg.act "[OOPS] bad merge log message" &&
+
+ git reset --hard HEAD^ &&
+ git config merge.log yes &&
+ git merge c3 &&
+ git show -s --pretty=format:%b HEAD >msg.act &&
verify_diff msg.log msg.act "[OOPS] bad merge log message"
'
test_debug 'gitk --all'
+test_expect_success 'merge c1 with c0, c2, c0, and c1' '
+ git reset --hard c1 &&
+ git config branch.master.mergeoptions "" &&
+ test_tick &&
+ git merge c0 c2 c0 c1 &&
+ verify_merge file result.1-5 &&
+ verify_parents $c1 $c2
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'merge c1 with c0, c2, c0, and c1' '
+ git reset --hard c1 &&
+ git config branch.master.mergeoptions "" &&
+ test_tick &&
+ git merge c0 c2 c0 c1 &&
+ verify_merge file result.1-5 &&
+ verify_parents $c1 $c2
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'merge c1 with c1 and c2' '
+ git reset --hard c1 &&
+ git config branch.master.mergeoptions "" &&
+ test_tick &&
+ git merge c1 c2 &&
+ verify_merge file result.1-5 &&
+ verify_parents $c1 $c2
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'merge fast-forward in a dirty tree' '
+ git reset --hard c0 &&
+ mv file file1 &&
+ cat file1 >file &&
+ rm -f file1 &&
+ git merge c2
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'in-index merge' '
+ git reset --hard c0 &&
+ git merge --no-ff -s resolve c1 > out &&
+ grep "Wonderful." out &&
+ verify_parents $c0 $c1
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'refresh the index before merging' '
+ git reset --hard c1 &&
+ cp file file.n && mv -f file.n file &&
+ git merge c3
+'
+
+cat >expected <<EOF
+Merge branch 'c5' (early part)
+EOF
+
+test_expect_success 'merge early part of c2' '
+ git reset --hard c3 &&
+ echo c4 > c4.c &&
+ git add c4.c &&
+ git commit -m c4 &&
+ git tag c4 &&
+ echo c5 > c5.c &&
+ git add c5.c &&
+ git commit -m c5 &&
+ git tag c5 &&
+ git reset --hard c3 &&
+ echo c6 > c6.c &&
+ git add c6.c &&
+ git commit -m c6 &&
+ git tag c6 &&
+ git merge c5~1 &&
+ git show -s --pretty=format:%s HEAD > actual &&
+ test_cmp actual expected
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'merge --no-ff --no-commit && commit' '
+ git reset --hard c0 &&
+ git merge --no-ff --no-commit c1 &&
+ EDITOR=: git commit &&
+ verify_parents $c0 $c1
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'amending no-ff merge commit' '
+ EDITOR=: git commit --amend &&
+ verify_parents $c0 $c1
+'
+
+test_debug 'gitk --all'
+
test_done